1 /* BFD back-end for TMS320C30 a.out binaries.
2 Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
3 Free Software Foundation, Inc.
4 Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au)
6 This file is part of BFD, the Binary File Descriptor library.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
23 #define TARGET_IS_BIG_ENDIAN_P
24 #define N_HEADER_IN_TEXT(x) 1
25 #define TEXT_START_ADDR 1024
26 #define TARGET_PAGE_SIZE 128
27 #define SEGMENT_SIZE TARGET_PAGE_SIZE
28 #define DEFAULT_ARCH bfd_arch_tic30
31 /* Do not "beautify" the CONCAT* macro args. Traditional C will not
32 remove whitespace added here, and thus will fail to concatenate
34 #define MY(OP) CONCAT2 (tic30_aout_,OP)
35 #define TARGETNAME "a.out-tic30"
36 #define NAME(x,y) CONCAT3 (tic30_aout,_32_,y)
41 #include "aout/aout64.h"
42 #include "aout/stab_gnu.h"
45 #define MY_reloc_howto(BFD, REL, IN, EX, PC) tic30_aout_reloc_howto (BFD, REL, & IN, & EX, & PC)
47 #define MY_final_link_relocate tic30_aout_final_link_relocate
48 #define MY_object_p tic30_aout_object_p
49 #define MY_mkobject NAME (aout,mkobject)
50 #define MY_write_object_contents tic30_aout_write_object_contents
51 #define MY_set_sizes tic30_aout_set_sizes
53 #ifndef MY_exec_hdr_flags
54 #define MY_exec_hdr_flags 1
57 #ifndef MY_backend_data
59 #ifndef MY_zmagic_contiguous
60 #define MY_zmagic_contiguous 0
62 #ifndef MY_text_includes_header
63 #define MY_text_includes_header 0
65 #ifndef MY_entry_is_text_address
66 #define MY_entry_is_text_address 0
68 #ifndef MY_exec_header_not_counted
69 #define MY_exec_header_not_counted 1
71 #ifndef MY_add_dynamic_symbols
72 #define MY_add_dynamic_symbols 0
74 #ifndef MY_add_one_symbol
75 #define MY_add_one_symbol 0
77 #ifndef MY_link_dynamic_object
78 #define MY_link_dynamic_object 0
80 #ifndef MY_write_dynamic_symbol
81 #define MY_write_dynamic_symbol 0
83 #ifndef MY_check_dynamic_reloc
84 #define MY_check_dynamic_reloc 0
86 #ifndef MY_finish_dynamic_link
87 #define MY_finish_dynamic_link 0
91 tic30_aout_set_sizes (bfd *abfd)
93 adata (abfd).page_size = TARGET_PAGE_SIZE;
96 adata (abfd).segment_size = SEGMENT_SIZE;
98 adata (abfd).segment_size = TARGET_PAGE_SIZE;
101 #ifdef ZMAGIC_DISK_BLOCK_SIZE
102 adata (abfd).zmagic_disk_block_size = ZMAGIC_DISK_BLOCK_SIZE;
104 adata (abfd).zmagic_disk_block_size = TARGET_PAGE_SIZE;
107 adata (abfd).exec_bytes_size = EXEC_BYTES_SIZE;
112 static const struct aout_backend_data tic30_aout_backend_data =
114 MY_zmagic_contiguous,
115 MY_text_includes_header,
116 MY_entry_is_text_address,
120 MY_exec_header_not_counted,
121 MY_add_dynamic_symbols,
123 MY_link_dynamic_object,
124 MY_write_dynamic_symbol,
125 MY_check_dynamic_reloc,
126 MY_finish_dynamic_link
128 #define MY_backend_data &tic30_aout_backend_data
131 static reloc_howto_type *
132 tic30_aout_reloc_howto (bfd *, struct reloc_std_external *, int *, int *, int *);
133 static bfd_reloc_status_type
134 tic30_aout_final_link_relocate
135 (reloc_howto_type *, bfd *, asection *, bfd_byte *, bfd_vma, bfd_vma, bfd_vma);
137 /* FIXME: This is wrong. aoutx.h should really only be included by
142 /* This function is used to work out pc-relative offsets for the
143 TMS320C30. The data already placed by md_pcrel_from within gas is
144 useless for a relocation, so we just get the offset value and place
145 a version of this within the object code.
146 tic30_aout_final_link_relocate will then calculate the required
147 relocation to add on to the value in the object code. */
149 static bfd_reloc_status_type
150 tic30_aout_fix_pcrel_16 (bfd *abfd,
151 arelent *reloc_entry,
152 asymbol *symbol ATTRIBUTE_UNUSED,
154 asection *input_section ATTRIBUTE_UNUSED,
155 bfd *output_bfd ATTRIBUTE_UNUSED,
156 char **error_message ATTRIBUTE_UNUSED)
158 bfd_vma relocation = 1;
159 bfd_byte offset_data = bfd_get_8 (abfd, (bfd_byte *) data + reloc_entry->address - 1);
161 /* The byte before the location of the fix contains bits 23-16 of
162 the pcrel instruction. Bit 21 is set for a delayed instruction
163 which requires on offset of 3 instead of 1. */
164 if (offset_data & 0x20)
168 bfd_put_16 (abfd, relocation, (bfd_byte *) data + reloc_entry->address);
172 /* This function is used as a callback for 16-bit relocs. This is
173 required for relocations between segments. A line in aoutx.h
174 requires that any relocations for the data section should point to
175 the end of the aligned text section, plus an offset. By default,
176 this does not happen, therefore this function takes care of
179 static bfd_reloc_status_type
180 tic30_aout_fix_16 (bfd *abfd,
181 arelent *reloc_entry,
184 asection *input_section ATTRIBUTE_UNUSED,
186 char **error_message ATTRIBUTE_UNUSED)
190 /* Make sure that the symbol's section is defined. */
191 if (symbol->section == &bfd_und_section && (symbol->flags & BSF_WEAK) == 0)
192 return output_bfd ? bfd_reloc_ok : bfd_reloc_undefined;
193 /* Get the size of the input section and turn it into the TMS320C30
194 32-bit address format. */
195 relocation = (symbol->section->vma >> 2);
196 relocation += bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address);
197 bfd_put_16 (abfd, relocation, (bfd_byte *) data + reloc_entry->address);
201 /* This function does the same thing as tic30_aout_fix_16 except for 32
204 static bfd_reloc_status_type
205 tic30_aout_fix_32 (bfd *abfd,
206 arelent *reloc_entry,
209 asection *input_section ATTRIBUTE_UNUSED,
211 char **error_message ATTRIBUTE_UNUSED)
215 /* Make sure that the symbol's section is defined. */
216 if (symbol->section == &bfd_und_section && (symbol->flags & BSF_WEAK) == 0)
217 return output_bfd ? bfd_reloc_ok : bfd_reloc_undefined;
218 /* Get the size of the input section and turn it into the TMS320C30
219 32-bit address format. */
220 relocation = (symbol->section->vma >> 2);
221 relocation += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
222 bfd_put_32 (abfd, relocation, (bfd_byte *) data + reloc_entry->address);
226 /* This table lists the relocation types for the TMS320C30. There are
227 only a few relocations required, and all must be divided by 4 (>>
228 2) to get the 32-bit addresses in the format the TMS320C30 likes
230 reloc_howto_type tic30_aout_howto_table[] =
233 HOWTO (1, 2, 1, 16, FALSE, 0, 0, tic30_aout_fix_16,
234 "16", FALSE, 0x0000FFFF, 0x0000FFFF, FALSE),
235 HOWTO (2, 2, 2, 24, FALSE, 0, complain_overflow_bitfield, NULL,
236 "24", FALSE, 0x00FFFFFF, 0x00FFFFFF, FALSE),
237 HOWTO (3, 18, 3, 24, FALSE, 0, complain_overflow_bitfield, NULL,
238 "LDP", FALSE, 0x00FF0000, 0x000000FF, FALSE),
239 HOWTO (4, 2, 4, 32, FALSE, 0, complain_overflow_bitfield, tic30_aout_fix_32,
240 "32", FALSE, 0xFFFFFFFF, 0xFFFFFFFF, FALSE),
241 HOWTO (5, 2, 1, 16, TRUE, 0, complain_overflow_signed,
242 tic30_aout_fix_pcrel_16, "PCREL", TRUE, 0x0000FFFF, 0x0000FFFF, TRUE),
251 static reloc_howto_type *
252 tic30_aout_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
253 bfd_reloc_code_real_type code)
258 case BFD_RELOC_TIC30_LDP:
259 return &tic30_aout_howto_table[3];
261 return &tic30_aout_howto_table[1];
263 return &tic30_aout_howto_table[2];
264 case BFD_RELOC_16_PCREL:
265 return &tic30_aout_howto_table[5];
267 return &tic30_aout_howto_table[4];
273 static reloc_howto_type *
274 tic30_aout_reloc_howto (bfd *abfd,
275 struct reloc_std_external *relocs,
280 unsigned int r_length;
281 unsigned int r_pcrel_done;
285 if (bfd_header_big_endian (abfd))
287 *r_index = ((relocs->r_index[0] << 16) | (relocs->r_index[1] << 8) | relocs->r_index[2]);
288 *r_extern = (0 != (relocs->r_type[0] & RELOC_STD_BITS_EXTERN_BIG));
289 r_pcrel_done = (0 != (relocs->r_type[0] & RELOC_STD_BITS_PCREL_BIG));
290 r_length = ((relocs->r_type[0] & RELOC_STD_BITS_LENGTH_BIG) >> RELOC_STD_BITS_LENGTH_SH_BIG);
294 *r_index = ((relocs->r_index[2] << 16) | (relocs->r_index[1] << 8) | relocs->r_index[0]);
295 *r_extern = (0 != (relocs->r_type[0] & RELOC_STD_BITS_EXTERN_LITTLE));
296 r_pcrel_done = (0 != (relocs->r_type[0] & RELOC_STD_BITS_PCREL_LITTLE));
297 r_length = ((relocs->r_type[0] & RELOC_STD_BITS_LENGTH_LITTLE) >> RELOC_STD_BITS_LENGTH_SH_LITTLE);
299 index = r_length + 4 * r_pcrel_done;
300 return tic30_aout_howto_table + index;
303 /* These macros will get 24-bit values from the bfd definition.
305 #define bfd_getb_24(BFD,ADDR) \
306 (bfd_get_8 (BFD, ADDR ) << 16) | \
307 (bfd_get_8 (BFD, ADDR + 1) << 8) | \
308 (bfd_get_8 (BFD, ADDR + 2) )
310 #define bfd_putb_24(BFD,DATA,ADDR) \
311 bfd_put_8 (BFD, (bfd_byte) ((DATA >> 16) & 0xFF), ADDR ); \
312 bfd_put_8 (BFD, (bfd_byte) ((DATA >> 8) & 0xFF), ADDR + 1); \
313 bfd_put_8 (BFD, (bfd_byte) ( DATA & 0xFF), ADDR + 2)
315 /* Set parameters about this a.out file that are machine-dependent.
316 This routine is called from some_aout_object_p just before it returns. */
318 static const bfd_target *
319 tic30_aout_callback (bfd *abfd)
321 struct internal_exec *execp = exec_hdr (abfd);
322 unsigned int arch_align_power;
323 unsigned long arch_align;
325 /* Calculate the file positions of the parts of a newly read aout header. */
326 obj_textsec (abfd)->size = N_TXTSIZE (*execp);
328 /* The virtual memory addresses of the sections. */
329 obj_textsec (abfd)->vma = N_TXTADDR (*execp);
330 obj_datasec (abfd)->vma = N_DATADDR (*execp);
331 obj_bsssec (abfd)->vma = N_BSSADDR (*execp);
333 obj_textsec (abfd)->lma = obj_textsec (abfd)->vma;
334 obj_datasec (abfd)->lma = obj_datasec (abfd)->vma;
335 obj_bsssec (abfd)->lma = obj_bsssec (abfd)->vma;
337 /* The file offsets of the sections. */
338 obj_textsec (abfd)->filepos = N_TXTOFF (*execp);
339 obj_datasec (abfd)->filepos = N_DATOFF (*execp);
341 /* The file offsets of the relocation info. */
342 obj_textsec (abfd)->rel_filepos = N_TRELOFF (*execp);
343 obj_datasec (abfd)->rel_filepos = N_DRELOFF (*execp);
345 /* The file offsets of the string table and symbol table. */
346 obj_sym_filepos (abfd) = N_SYMOFF (*execp);
347 obj_str_filepos (abfd) = N_STROFF (*execp);
349 /* Determine the architecture and machine type of the object file. */
351 SET_ARCH_MACH (abfd, *execp);
353 bfd_default_set_arch_mach (abfd, DEFAULT_ARCH, 0L);
356 /* Now that we know the architecture, set the alignments of the
357 sections. This is normally done by NAME (aout,new_section_hook),
358 but when the initial sections were created the architecture had
359 not yet been set. However, for backward compatibility, we don't
360 set the alignment power any higher than as required by the size
362 arch_align_power = bfd_get_arch_info (abfd)->section_align_power;
363 arch_align = 1 << arch_align_power;
364 if ((BFD_ALIGN (obj_textsec (abfd)->size, arch_align)
365 == obj_textsec (abfd)->size)
366 && (BFD_ALIGN (obj_datasec (abfd)->size, arch_align)
367 == obj_datasec (abfd)->size)
368 && (BFD_ALIGN (obj_bsssec (abfd)->size, arch_align)
369 == obj_bsssec (abfd)->size))
371 obj_textsec (abfd)->alignment_power = arch_align_power;
372 obj_datasec (abfd)->alignment_power = arch_align_power;
373 obj_bsssec (abfd)->alignment_power = arch_align_power;
378 static bfd_reloc_status_type
379 tic30_aout_relocate_contents (reloc_howto_type *howto,
385 bfd_boolean overflow;
388 relocation = -relocation;
397 x = bfd_get_16 (input_bfd, location);
400 x = bfd_getb_24 (input_bfd, location);
403 x = bfd_get_8 (input_bfd, location);
406 x = bfd_get_32 (input_bfd, location);
412 if (howto->complain_on_overflow != complain_overflow_dont)
415 bfd_signed_vma signed_check;
417 bfd_signed_vma signed_add;
419 if (howto->rightshift == 0)
422 signed_check = (bfd_signed_vma) relocation;
426 check = relocation >> howto->rightshift;
427 if ((bfd_signed_vma) relocation >= 0)
428 signed_check = check;
430 signed_check = (check | ((bfd_vma) - 1 & ~((bfd_vma) - 1 >> howto->rightshift)));
432 add = x & howto->src_mask;
434 if ((add & (((~howto->src_mask) >> 1) & howto->src_mask)) != 0)
435 signed_add -= (((~howto->src_mask) >> 1) & howto->src_mask) << 1;
436 if (howto->bitpos == 0)
439 signed_check += signed_add;
443 check += add >> howto->bitpos;
445 signed_check += add >> howto->bitpos;
447 signed_check += ((add >> howto->bitpos) | ((bfd_vma) - 1 & ~((bfd_vma) - 1 >> howto->bitpos)));
449 switch (howto->complain_on_overflow)
451 case complain_overflow_signed:
453 bfd_signed_vma reloc_signed_max = (1 << (howto->bitsize - 1)) - 1;
454 bfd_signed_vma reloc_signed_min = ~reloc_signed_max;
456 if (signed_check > reloc_signed_max || signed_check < reloc_signed_min)
460 case complain_overflow_unsigned:
462 bfd_vma reloc_unsigned_max = (((1 << (howto->bitsize - 1)) - 1) << 1) | 1;
464 if (check > reloc_unsigned_max)
468 case complain_overflow_bitfield:
470 bfd_vma reloc_bits = (((1 << (howto->bitsize - 1)) - 1) << 1) | 1;
472 if ((check & ~reloc_bits) != 0
473 && (((bfd_vma) signed_check & ~reloc_bits)
474 != ((bfd_vma) -1 & ~reloc_bits)))
482 relocation >>= (bfd_vma) howto->rightshift;
483 relocation <<= (bfd_vma) howto->bitpos;
484 x = ((x & ~howto->dst_mask) | (((x & howto->src_mask) + relocation) & howto->dst_mask));
492 bfd_put_16 (input_bfd, x, location);
495 bfd_putb_24 (input_bfd, x, location);
498 bfd_put_8 (input_bfd, x, location);
501 bfd_put_32 (input_bfd, x, location);
504 return overflow ? bfd_reloc_overflow : bfd_reloc_ok;
507 static bfd_reloc_status_type
508 tic30_aout_final_link_relocate (reloc_howto_type *howto,
510 asection *input_section,
518 if (address > bfd_get_section_limit (input_bfd, input_section))
519 return bfd_reloc_outofrange;
521 relocation = value + addend;
522 if (howto->pc_relative)
524 relocation -= (input_section->output_section->vma + input_section->output_offset);
525 if (howto->pcrel_offset)
526 relocation -= address;
528 return tic30_aout_relocate_contents (howto, input_bfd, relocation,
532 /* Finish up the reading of an a.out file header. */
534 static const bfd_target *
535 tic30_aout_object_p (bfd *abfd)
537 struct external_exec exec_bytes; /* Raw exec header from file. */
538 struct internal_exec exec; /* Cleaned-up exec header. */
539 const bfd_target *target;
540 bfd_size_type amt = EXEC_BYTES_SIZE;
542 if (bfd_bread (& exec_bytes, amt, abfd) != amt)
544 if (bfd_get_error () != bfd_error_system_call)
545 bfd_set_error (bfd_error_wrong_format);
550 exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
552 exec.a_info = H_GET_32 (abfd, exec_bytes.e_info);
553 #endif /* SWAP_MAGIC */
558 if (!(MACHTYPE_OK (N_MACHTYPE (exec))))
562 NAME (aout, swap_exec_header_in) (abfd, &exec_bytes, &exec);
565 /* Swap_exec_header_in read in a_info with the wrong byte order. */
566 exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
569 target = NAME (aout, some_aout_object_p) (abfd, &exec, tic30_aout_callback);
571 #ifdef ENTRY_CAN_BE_ZERO
572 /* The NEWSOS3 entry-point is/was 0, which (amongst other lossage)
573 means that it isn't obvious if EXEC_P should be set.
574 All of the following must be true for an executable:
575 There must be no relocations, the bfd can be neither an
576 archive nor an archive element, and the file must be executable. */
578 if (exec.a_trsize + exec.a_drsize == 0
579 && bfd_get_format (abfd) == bfd_object && abfd->my_archive == NULL)
583 #define S_IXUSR 0100 /* Execute by owner. */
585 if (stat (abfd->filename, &buf) == 0 && (buf.st_mode & S_IXUSR))
586 abfd->flags |= EXEC_P;
593 /* Copy private section data. This actually does nothing with the
594 sections. It copies the subformat field. We copy it here, because
595 we need to know whether this is a QMAGIC file before we set the
596 section contents, and copy_private_bfd_data is not called until
597 after the section contents have been set. */
600 MY_bfd_copy_private_section_data (bfd *ibfd,
601 asection *isec ATTRIBUTE_UNUSED,
603 asection *osec ATTRIBUTE_UNUSED)
605 if (bfd_get_flavour (obfd) == bfd_target_aout_flavour)
606 obj_aout_subformat (obfd) = obj_aout_subformat (ibfd);
610 /* Write an object file.
611 Section contents have already been written. We write the
612 file header, symbols, and relocation. */
615 tic30_aout_write_object_contents (bfd *abfd)
617 struct external_exec exec_bytes;
618 struct internal_exec *execp = exec_hdr (abfd);
620 obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
623 bfd_size_type text_size; /* Dummy vars. */
626 if (adata (abfd).magic == undecided_magic)
627 NAME (aout, adjust_sizes_and_vmas) (abfd, &text_size, &text_end);
629 execp->a_syms = bfd_get_symcount (abfd) * EXTERNAL_NLIST_SIZE;
630 execp->a_entry = bfd_get_start_address (abfd);
632 execp->a_trsize = ((obj_textsec (abfd)->reloc_count) * obj_reloc_entry_size (abfd));
633 execp->a_drsize = ((obj_datasec (abfd)->reloc_count) * obj_reloc_entry_size (abfd));
634 NAME (aout, swap_exec_header_out) (abfd, execp, &exec_bytes);
636 if (adata (abfd).exec_bytes_size > 0)
640 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
642 amt = adata (abfd).exec_bytes_size;
643 if (bfd_bwrite (& exec_bytes, amt, abfd) != amt)
647 /* Now write out reloc info, followed by syms and strings. */
648 if (bfd_get_outsymbols (abfd) != (asymbol **) NULL
649 && bfd_get_symcount (abfd) != 0)
651 if (bfd_seek (abfd, (file_ptr) (N_SYMOFF (*execp)), SEEK_SET) != 0)
654 if (!NAME (aout, write_syms) (abfd))
658 if (bfd_seek (abfd, (file_ptr) (N_TRELOFF (*execp)), SEEK_SET) != 0)
660 if (!NAME (aout, squirt_out_relocs) (abfd, obj_textsec (abfd)))
663 if (bfd_seek (abfd, (file_ptr) (N_DRELOFF (*execp)), SEEK_SET) != 0)
665 if (!NAME (aout, squirt_out_relocs) (abfd, obj_datasec (abfd)))
672 #ifndef MY_final_link_callback
674 /* Callback for the final_link routine to set the section offsets. */
677 MY_final_link_callback (bfd *abfd,
682 struct internal_exec *execp = exec_hdr (abfd);
684 *ptreloff = obj_datasec (abfd)->filepos + execp->a_data;
685 *pdreloff = *ptreloff + execp->a_trsize;
686 *psymoff = *pdreloff + execp->a_drsize;;
691 #ifndef MY_bfd_final_link
693 /* Final link routine. We need to use a call back to get the correct
694 offsets in the output file. */
697 MY_bfd_final_link (bfd *abfd, struct bfd_link_info *info)
699 struct internal_exec *execp = exec_hdr (abfd);
704 /* Set the executable header size to 0, as we don't want one for an
706 adata (abfd).exec_bytes_size = 0;
707 pos = adata (abfd).exec_bytes_size;
709 vma = info->create_object_symbols_section->vma;
711 obj_textsec (abfd)->filepos = pos;
712 obj_textsec (abfd)->vma = vma;
713 obj_textsec (abfd)->user_set_vma = 1;
714 pos += obj_textsec (abfd)->size;
715 vma += obj_textsec (abfd)->size;
718 if (abfd->flags & D_PAGED)
720 if (info->create_object_symbols_section->next->vma > 0)
721 obj_datasec (abfd)->vma = info->create_object_symbols_section->next->vma;
723 obj_datasec (abfd)->vma = BFD_ALIGN (vma, adata (abfd).segment_size);
726 obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4);
728 if (obj_datasec (abfd)->vma < vma)
729 obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4);
731 obj_datasec (abfd)->user_set_vma = 1;
732 vma = obj_datasec (abfd)->vma;
733 obj_datasec (abfd)->filepos = vma + adata (abfd).exec_bytes_size;
734 execp->a_text = vma - obj_textsec (abfd)->vma;
735 obj_textsec (abfd)->size = execp->a_text;
737 /* Since BSS follows data immediately, see if it needs alignment. */
738 vma += obj_datasec (abfd)->size;
739 pad = align_power (vma, obj_bsssec (abfd)->alignment_power) - vma;
740 obj_datasec (abfd)->size += pad;
741 pos += obj_datasec (abfd)->size;
742 execp->a_data = obj_datasec (abfd)->size;
745 obj_bsssec (abfd)->vma = vma;
746 obj_bsssec (abfd)->user_set_vma = 1;
748 /* We are fully resized, so don't readjust in final_link. */
749 adata (abfd).magic = z_magic;
751 return NAME (aout, final_link) (abfd, info, MY_final_link_callback);
756 static enum machine_type
757 tic30_aout_machine_type (enum bfd_architecture arch,
758 unsigned long machine ATTRIBUTE_UNUSED,
759 bfd_boolean *unknown)
761 enum machine_type arch_flags;
763 arch_flags = M_UNKNOWN;
772 arch_flags = M_UNKNOWN;
774 if (arch_flags != M_UNKNOWN)
780 tic30_aout_set_arch_mach (bfd *abfd,
781 enum bfd_architecture arch,
782 unsigned long machine)
784 if (!bfd_default_set_arch_mach (abfd, arch, machine))
786 if (arch != bfd_arch_unknown)
789 tic30_aout_machine_type (arch, machine, &unknown);
793 obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
794 return (*aout_backend_info (abfd)->set_sizes) (abfd);
797 /* We assume BFD generic archive files. */
798 #ifndef MY_openr_next_archived_file
799 #define MY_openr_next_archived_file bfd_generic_openr_next_archived_file
801 #ifndef MY_get_elt_at_index
802 #define MY_get_elt_at_index _bfd_generic_get_elt_at_index
804 #ifndef MY_generic_stat_arch_elt
805 #define MY_generic_stat_arch_elt bfd_generic_stat_arch_elt
807 #ifndef MY_slurp_armap
808 #define MY_slurp_armap bfd_slurp_bsd_armap
810 #ifndef MY_slurp_extended_name_table
811 #define MY_slurp_extended_name_table _bfd_slurp_extended_name_table
813 #ifndef MY_construct_extended_name_table
814 #define MY_construct_extended_name_table \
815 _bfd_archive_bsd_construct_extended_name_table
817 #ifndef MY_write_armap
818 #define MY_write_armap bsd_write_armap
820 #ifndef MY_read_ar_hdr
821 #define MY_read_ar_hdr _bfd_generic_read_ar_hdr
823 #ifndef MY_truncate_arname
824 #define MY_truncate_arname bfd_bsd_truncate_arname
826 #ifndef MY_update_armap_timestamp
827 #define MY_update_armap_timestamp _bfd_archive_bsd_update_armap_timestamp
830 /* No core file defined here -- configure in trad-core.c separately. */
831 #ifndef MY_core_file_failing_command
832 #define MY_core_file_failing_command _bfd_nocore_core_file_failing_command
834 #ifndef MY_core_file_failing_signal
835 #define MY_core_file_failing_signal _bfd_nocore_core_file_failing_signal
837 #ifndef MY_core_file_matches_executable_p
838 #define MY_core_file_matches_executable_p \
839 _bfd_nocore_core_file_matches_executable_p
841 #ifndef MY_core_file_p
842 #define MY_core_file_p _bfd_dummy_target
845 #ifndef MY_bfd_debug_info_start
846 #define MY_bfd_debug_info_start bfd_void
848 #ifndef MY_bfd_debug_info_end
849 #define MY_bfd_debug_info_end bfd_void
851 #ifndef MY_bfd_debug_info_accumulate
852 #define MY_bfd_debug_info_accumulate \
853 (void (*) (bfd*, struct bfd_section *)) bfd_void
856 #ifndef MY_core_file_failing_command
857 #define MY_core_file_failing_command NAME (aout, core_file_failing_command)
859 #ifndef MY_core_file_failing_signal
860 #define MY_core_file_failing_signal NAME (aout, core_file_failing_signal)
862 #ifndef MY_core_file_matches_executable_p
863 #define MY_core_file_matches_executable_p NAME (aout, core_file_matches_executable_p)
865 #ifndef MY_set_section_contents
866 #define MY_set_section_contents NAME (aout, set_section_contents)
868 #ifndef MY_get_section_contents
869 #define MY_get_section_contents aout_32_get_section_contents
871 #ifndef MY_get_section_contents_in_window
872 #define MY_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
874 #ifndef MY_new_section_hook
875 #define MY_new_section_hook NAME (aout, new_section_hook)
877 #ifndef MY_get_symtab_upper_bound
878 #define MY_get_symtab_upper_bound NAME (aout, get_symtab_upper_bound)
880 #ifndef MY_canonicalize_symtab
881 #define MY_canonicalize_symtab NAME (aout, canonicalize_symtab)
883 #ifndef MY_get_reloc_upper_bound
884 #define MY_get_reloc_upper_bound NAME (aout, get_reloc_upper_bound)
886 #ifndef MY_canonicalize_reloc
887 #define MY_canonicalize_reloc NAME (aout, canonicalize_reloc)
889 #ifndef MY_make_empty_symbol
890 #define MY_make_empty_symbol NAME (aout, make_empty_symbol)
892 #ifndef MY_print_symbol
893 #define MY_print_symbol NAME (aout, print_symbol)
895 #ifndef MY_get_symbol_info
896 #define MY_get_symbol_info NAME (aout, get_symbol_info)
898 #ifndef MY_get_lineno
899 #define MY_get_lineno NAME (aout, get_lineno)
901 #ifndef MY_set_arch_mach
902 #define MY_set_arch_mach tic30_aout_set_arch_mach
904 #ifndef MY_find_nearest_line
905 #define MY_find_nearest_line NAME (aout, find_nearest_line)
907 #ifndef MY_find_inliner_info
908 #define MY_find_inliner_info _bfd_nosymbols_find_inliner_info
910 #ifndef MY_sizeof_headers
911 #define MY_sizeof_headers NAME (aout, sizeof_headers)
913 #ifndef MY_bfd_get_relocated_section_contents
914 #define MY_bfd_get_relocated_section_contents \
915 bfd_generic_get_relocated_section_contents
917 #ifndef MY_bfd_relax_section
918 #define MY_bfd_relax_section bfd_generic_relax_section
920 #ifndef MY_bfd_gc_sections
921 #define MY_bfd_gc_sections bfd_generic_gc_sections
923 #ifndef MY_bfd_merge_sections
924 #define MY_bfd_merge_sections bfd_generic_merge_sections
926 #ifndef MY_bfd_is_group_section
927 #define MY_bfd_is_group_section bfd_generic_is_group_section
929 #ifndef MY_bfd_discard_group
930 #define MY_bfd_discard_group bfd_generic_discard_group
932 #ifndef MY_section_already_linked
933 #define MY_section_already_linked \
934 _bfd_generic_section_already_linked
936 #ifndef MY_bfd_reloc_type_lookup
937 #define MY_bfd_reloc_type_lookup tic30_aout_reloc_type_lookup
939 #ifndef MY_bfd_make_debug_symbol
940 #define MY_bfd_make_debug_symbol 0
942 #ifndef MY_read_minisymbols
943 #define MY_read_minisymbols NAME (aout, read_minisymbols)
945 #ifndef MY_minisymbol_to_symbol
946 #define MY_minisymbol_to_symbol NAME (aout, minisymbol_to_symbol)
948 #ifndef MY_bfd_link_hash_table_create
949 #define MY_bfd_link_hash_table_create NAME (aout, link_hash_table_create)
951 #ifndef MY_bfd_link_hash_table_free
952 #define MY_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
954 #ifndef MY_bfd_link_add_symbols
955 #define MY_bfd_link_add_symbols NAME (aout, link_add_symbols)
957 #ifndef MY_bfd_link_just_syms
958 #define MY_bfd_link_just_syms _bfd_generic_link_just_syms
960 #ifndef MY_bfd_link_split_section
961 #define MY_bfd_link_split_section _bfd_generic_link_split_section
964 #ifndef MY_bfd_copy_private_bfd_data
965 #define MY_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data
968 #ifndef MY_bfd_merge_private_bfd_data
969 #define MY_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data
972 #ifndef MY_bfd_copy_private_symbol_data
973 #define MY_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data
976 #ifndef MY_bfd_copy_private_header_data
977 #define MY_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data
980 #ifndef MY_bfd_print_private_bfd_data
981 #define MY_bfd_print_private_bfd_data _bfd_generic_bfd_print_private_bfd_data
984 #ifndef MY_bfd_set_private_flags
985 #define MY_bfd_set_private_flags _bfd_generic_bfd_set_private_flags
988 #ifndef MY_bfd_is_local_label_name
989 #define MY_bfd_is_local_label_name bfd_generic_is_local_label_name
992 #ifndef MY_bfd_is_target_special_symbol
993 #define MY_bfd_is_target_special_symbol \
994 ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
997 #ifndef MY_bfd_free_cached_info
998 #define MY_bfd_free_cached_info NAME (aout, bfd_free_cached_info)
1001 #ifndef MY_close_and_cleanup
1002 #define MY_close_and_cleanup MY_bfd_free_cached_info
1005 #ifndef MY_get_dynamic_symtab_upper_bound
1006 #define MY_get_dynamic_symtab_upper_bound \
1007 _bfd_nodynamic_get_dynamic_symtab_upper_bound
1009 #ifndef MY_canonicalize_dynamic_symtab
1010 #define MY_canonicalize_dynamic_symtab \
1011 _bfd_nodynamic_canonicalize_dynamic_symtab
1013 #ifndef MY_get_synthetic_symtab
1014 #define MY_get_synthetic_symtab \
1015 _bfd_nodynamic_get_synthetic_symtab
1017 #ifndef MY_get_dynamic_reloc_upper_bound
1018 #define MY_get_dynamic_reloc_upper_bound \
1019 _bfd_nodynamic_get_dynamic_reloc_upper_bound
1021 #ifndef MY_canonicalize_dynamic_reloc
1022 #define MY_canonicalize_dynamic_reloc \
1023 _bfd_nodynamic_canonicalize_dynamic_reloc
1026 /* Aout symbols normally have leading underscores. */
1027 #ifndef MY_symbol_leading_char
1028 #define MY_symbol_leading_char '_'
1031 /* Aout archives normally use spaces for padding. */
1033 #define AR_PAD_CHAR ' '
1036 #ifndef MY_BFD_TARGET
1037 const bfd_target tic30_aout_vec =
1039 TARGETNAME, /* Name. */
1040 bfd_target_aout_flavour,
1041 BFD_ENDIAN_BIG, /* Target byte order (big). */
1042 BFD_ENDIAN_BIG, /* Target headers byte order (big). */
1043 (HAS_RELOC | /* Object flags. */
1044 HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
1045 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* Section flags. */
1046 MY_symbol_leading_char,
1047 AR_PAD_CHAR, /* AR_pad_char. */
1048 15, /* AR_max_namelen. */
1049 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
1050 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
1051 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */
1052 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
1053 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
1054 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */
1055 {_bfd_dummy_target, MY_object_p, /* bfd_check_format. */
1056 bfd_generic_archive_p, MY_core_file_p},
1057 {bfd_false, MY_mkobject, /* bfd_set_format. */
1058 _bfd_generic_mkarchive, bfd_false},
1059 {bfd_false, MY_write_object_contents, /* bfd_write_contents. */
1060 _bfd_write_archive_contents, bfd_false},
1062 BFD_JUMP_TABLE_GENERIC (MY),
1063 BFD_JUMP_TABLE_COPY (MY),
1064 BFD_JUMP_TABLE_CORE (MY),
1065 BFD_JUMP_TABLE_ARCHIVE (MY),
1066 BFD_JUMP_TABLE_SYMBOLS (MY),
1067 BFD_JUMP_TABLE_RELOCS (MY),
1068 BFD_JUMP_TABLE_WRITE (MY),
1069 BFD_JUMP_TABLE_LINK (MY),
1070 BFD_JUMP_TABLE_DYNAMIC (MY),
1076 #endif /* MY_BFD_TARGET */